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<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> ca.uhn.hl7v2.hoh.encoder;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> java.io.ByteArrayOutputStream;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> java.io.InputStream;
<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> java.net.SocketException;
<a class="jxr_linenumber" name="7" href="#7">7</a>   <strong class="jxr_keyword">import</strong> java.net.SocketTimeoutException;
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> java.nio.charset.Charset;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> java.nio.charset.UnsupportedCharsetException;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedHashMap;
<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> java.util.regex.Pattern;
<a class="jxr_linenumber" name="15" href="#15">15</a>  
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.DecodeException;
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.NonHl7ResponseException;
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.sign.SignatureFailureException;
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.sign.SignatureVerificationException;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.util.ByteUtils;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.util.GZipUtils;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.util.IOUtils;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.util.StringUtils;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.util.repackage.Base64;
<a class="jxr_linenumber" name="25" href="#25">25</a>  
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/AbstractHl7OverHttpDecoder.html">AbstractHl7OverHttpDecoder</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/AbstractHl7OverHttp.html">AbstractHl7OverHttp</a> {
<a class="jxr_linenumber" name="27" href="#27">27</a>  
<a class="jxr_linenumber" name="28" href="#28">28</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Pattern WHITESPACE_PATTERN = Pattern.compile(<span class="jxr_string">"&#92;&#92;s+"</span>);
<a class="jxr_linenumber" name="29" href="#29">29</a>  
<a class="jxr_linenumber" name="30" href="#30">30</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment">	 * Default amount of time that the decoder will attempt to read before</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">	 * timing out and throwing an IOException (30000ms)</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment">	 * @see #setReadTimeout(long)</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> DEFAULT_READ_TIMEOUT = 30 * 1000;
<a class="jxr_linenumber" name="37" href="#37">37</a>  
<a class="jxr_linenumber" name="38" href="#38">38</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(AbstractHl7OverHttpDecoder.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="39" href="#39">39</a>  
<a class="jxr_linenumber" name="40" href="#40">40</a>  	<strong class="jxr_keyword">private</strong> byte[] myBytes;
<a class="jxr_linenumber" name="41" href="#41">41</a>  	<strong class="jxr_keyword">private</strong> List&lt;String&gt; myConformanceProblems;
<a class="jxr_linenumber" name="42" href="#42">42</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> myContentLength = -1;
<a class="jxr_linenumber" name="43" href="#43">43</a>  	<strong class="jxr_keyword">private</strong> String myContentType;
<a class="jxr_linenumber" name="44" href="#44">44</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> myGzipCoding;
<a class="jxr_linenumber" name="45" href="#45">45</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> myLastStartedReading;
<a class="jxr_linenumber" name="46" href="#46">46</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> myReadTimeout = DEFAULT_READ_TIMEOUT;
<a class="jxr_linenumber" name="47" href="#47">47</a>  	<strong class="jxr_keyword">private</strong> String myResponseName;
<a class="jxr_linenumber" name="48" href="#48">48</a>  	<strong class="jxr_keyword">private</strong> Integer myResponseStatus;
<a class="jxr_linenumber" name="49" href="#49">49</a>  	<strong class="jxr_keyword">private</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/TransferEncoding.html">TransferEncoding</a> myTransferEncoding;
<a class="jxr_linenumber" name="50" href="#50">50</a>  	<strong class="jxr_keyword">private</strong> String mySignature;
<a class="jxr_linenumber" name="51" href="#51">51</a>  	<strong class="jxr_keyword">private</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/EncodingStyle.html">EncodingStyle</a> myEncodingStyle;
<a class="jxr_linenumber" name="52" href="#52">52</a>  
<a class="jxr_linenumber" name="53" href="#53">53</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> myConnectionCloseHeaderIsPresent;
<a class="jxr_linenumber" name="54" href="#54">54</a>  
<a class="jxr_linenumber" name="55" href="#55">55</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> addConformanceProblem(String theString) {
<a class="jxr_linenumber" name="56" href="#56">56</a>  		ourLog.debug(<span class="jxr_string">"Conformance problem detected: {}"</span>, theString);
<a class="jxr_linenumber" name="57" href="#57">57</a>  		<strong class="jxr_keyword">if</strong> (myConformanceProblems == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="58" href="#58">58</a>  			myConformanceProblems = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
<a class="jxr_linenumber" name="59" href="#59">59</a>  		}
<a class="jxr_linenumber" name="60" href="#60">60</a>  		myConformanceProblems.add(theString);
<a class="jxr_linenumber" name="61" href="#61">61</a>  	}
<a class="jxr_linenumber" name="62" href="#62">62</a>  
<a class="jxr_linenumber" name="63" href="#63">63</a>  	<strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> authorize() <strong class="jxr_keyword">throws</strong> AuthorizationFailureException;
<a class="jxr_linenumber" name="64" href="#64">64</a>  
<a class="jxr_linenumber" name="65" href="#65">65</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> decode() <strong class="jxr_keyword">throws</strong> DecodeException, SignatureVerificationException {
<a class="jxr_linenumber" name="66" href="#66">66</a>  		ourLog.trace(<span class="jxr_string">"Entering decode()"</span>);
<a class="jxr_linenumber" name="67" href="#67">67</a>  		
<a class="jxr_linenumber" name="68" href="#68">68</a>  		verifyNotUsed();
<a class="jxr_linenumber" name="69" href="#69">69</a>  
<a class="jxr_linenumber" name="70" href="#70">70</a>  		decodeHeaders();
<a class="jxr_linenumber" name="71" href="#71">71</a>  		authorize();
<a class="jxr_linenumber" name="72" href="#72">72</a>  		decodeBody();
<a class="jxr_linenumber" name="73" href="#73">73</a>  		verifySignature();
<a class="jxr_linenumber" name="74" href="#74">74</a>  
<a class="jxr_linenumber" name="75" href="#75">75</a>  		ourLog.trace(<span class="jxr_string">"Exiting decode()"</span>);
<a class="jxr_linenumber" name="76" href="#76">76</a>  	}
<a class="jxr_linenumber" name="77" href="#77">77</a>  
<a class="jxr_linenumber" name="78" href="#78">78</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> decodeBody() <strong class="jxr_keyword">throws</strong> DecodeException {
<a class="jxr_linenumber" name="79" href="#79">79</a>  		byte[] bytes = myBytes;
<a class="jxr_linenumber" name="80" href="#80">80</a>  
<a class="jxr_linenumber" name="81" href="#81">81</a>  		<strong class="jxr_keyword">if</strong> (myGzipCoding) {
<a class="jxr_linenumber" name="82" href="#82">82</a>  			ourLog.debug(<span class="jxr_string">"Decoding message contents using GZIP encoding style"</span>);
<a class="jxr_linenumber" name="83" href="#83">83</a>  			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="84" href="#84">84</a>  				bytes = GZipUtils.uncompress(bytes);
<a class="jxr_linenumber" name="85" href="#85">85</a>  			} <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="86" href="#86">86</a>  				<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Failed to uncompress GZip content"</span>, e);
<a class="jxr_linenumber" name="87" href="#87">87</a>  			}
<a class="jxr_linenumber" name="88" href="#88">88</a>  		}
<a class="jxr_linenumber" name="89" href="#89">89</a>  
<a class="jxr_linenumber" name="90" href="#90">90</a>  		Charset charset = getCharset();
<a class="jxr_linenumber" name="91" href="#91">91</a>  		
<a class="jxr_linenumber" name="92" href="#92">92</a>  		ourLog.debug(<span class="jxr_string">"Message is {} bytes with charset {}"</span>, bytes.length, charset.name());
<a class="jxr_linenumber" name="93" href="#93">93</a>  		<strong class="jxr_keyword">if</strong> (ourLog.isTraceEnabled()) {
<a class="jxr_linenumber" name="94" href="#94">94</a>  			ourLog.trace(<span class="jxr_string">"Raw message: {}"</span>, StringUtils.asciiEscape(bytes, charset));
<a class="jxr_linenumber" name="95" href="#95">95</a>  		}
<a class="jxr_linenumber" name="96" href="#96">96</a>  		
<a class="jxr_linenumber" name="97" href="#97">97</a>  		String messageString = <strong class="jxr_keyword">new</strong> String(bytes, charset);
<a class="jxr_linenumber" name="98" href="#98">98</a>  		setMessage(messageString);
<a class="jxr_linenumber" name="99" href="#99">99</a>  	}
<a class="jxr_linenumber" name="100" href="#100">100</a> 
<a class="jxr_linenumber" name="101" href="#101">101</a> 	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> decodeHeaders() <strong class="jxr_keyword">throws</strong> DecodeException {
<a class="jxr_linenumber" name="102" href="#102">102</a> 
<a class="jxr_linenumber" name="103" href="#103">103</a> 		ourLog.trace(<span class="jxr_string">"Header map contains: {}"</span>, getHeaders());
<a class="jxr_linenumber" name="104" href="#104">104</a> 
<a class="jxr_linenumber" name="105" href="#105">105</a> 		<strong class="jxr_keyword">for</strong> (Map.Entry&lt;String, String&gt; nextEntry : getHeaders().entrySet()) {
<a class="jxr_linenumber" name="106" href="#106">106</a> 			String nextHeader = nextEntry.getKey().toLowerCase();
<a class="jxr_linenumber" name="107" href="#107">107</a> 			String nextValue = nextEntry.getValue();
<a class="jxr_linenumber" name="108" href="#108">108</a> 
<a class="jxr_linenumber" name="109" href="#109">109</a> 			ourLog.trace(<span class="jxr_string">"Next header: {}={}"</span>, nextHeader, nextValue);
<a class="jxr_linenumber" name="110" href="#110">110</a> 			
<a class="jxr_linenumber" name="111" href="#111">111</a> 			<strong class="jxr_keyword">if</strong> (<span class="jxr_string">"transfer-encoding"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="112" href="#112">112</a> 				<strong class="jxr_keyword">if</strong> (<span class="jxr_string">"chunked"</span>.equalsIgnoreCase(nextValue)) {
<a class="jxr_linenumber" name="113" href="#113">113</a> 					myTransferEncoding = TransferEncoding.CHUNKED;
<a class="jxr_linenumber" name="114" href="#114">114</a> 					ourLog.trace(<span class="jxr_string">"Found chunked transfer encoding"</span>);
<a class="jxr_linenumber" name="115" href="#115">115</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="116" href="#116">116</a> 					<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Unknown transfer encoding: "</span> + nextValue);
<a class="jxr_linenumber" name="117" href="#117">117</a> 				}
<a class="jxr_linenumber" name="118" href="#118">118</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"connection"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="119" href="#119">119</a> 				<strong class="jxr_keyword">if</strong> (<span class="jxr_string">"close"</span>.equals(nextValue)) {
<a class="jxr_linenumber" name="120" href="#120">120</a> 					myConnectionCloseHeaderIsPresent = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="121" href="#121">121</a> 				}
<a class="jxr_linenumber" name="122" href="#122">122</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"content-length"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="123" href="#123">123</a> 				<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="124" href="#124">124</a> 					myContentLength = Integer.parseInt(nextValue);
<a class="jxr_linenumber" name="125" href="#125">125</a> 					ourLog.trace(<span class="jxr_string">"Found content length: {}"</span>, myContentLength);
<a class="jxr_linenumber" name="126" href="#126">126</a> 				} <strong class="jxr_keyword">catch</strong> (NumberFormatException e) {
<a class="jxr_linenumber" name="127" href="#127">127</a> 					addConformanceProblem(<span class="jxr_string">"Could not parse Content-Length header value: "</span> + nextHeader);
<a class="jxr_linenumber" name="128" href="#128">128</a> 				}
<a class="jxr_linenumber" name="129" href="#129">129</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"content-type"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="130" href="#130">130</a> 				<strong class="jxr_keyword">int</strong> colonIndex = nextValue.indexOf(';');
<a class="jxr_linenumber" name="131" href="#131">131</a> 				<strong class="jxr_keyword">if</strong> (colonIndex == -1) {
<a class="jxr_linenumber" name="132" href="#132">132</a> 					myContentType = nextValue.trim();
<a class="jxr_linenumber" name="133" href="#133">133</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="134" href="#134">134</a> 					myContentType = nextValue.substring(0, colonIndex).trim();
<a class="jxr_linenumber" name="135" href="#135">135</a> 					String charsetDef = nextValue.substring(colonIndex + 1).trim();
<a class="jxr_linenumber" name="136" href="#136">136</a> 					<strong class="jxr_keyword">if</strong> (charsetDef.startsWith(<span class="jxr_string">"charset="</span>)) {
<a class="jxr_linenumber" name="137" href="#137">137</a> 						String charsetName = charsetDef.substring(8);
<a class="jxr_linenumber" name="138" href="#138">138</a> 						Charset charset;
<a class="jxr_linenumber" name="139" href="#139">139</a> 						<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="140" href="#140">140</a> 							charset = Charset.forName(charsetName);
<a class="jxr_linenumber" name="141" href="#141">141</a> 						} <strong class="jxr_keyword">catch</strong> (UnsupportedCharsetException e) {
<a class="jxr_linenumber" name="142" href="#142">142</a> 							addConformanceProblem(<span class="jxr_string">"Unsupported or invalid charset: "</span> + charsetName);
<a class="jxr_linenumber" name="143" href="#143">143</a> 							<strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="144" href="#144">144</a> 						}
<a class="jxr_linenumber" name="145" href="#145">145</a> 						setCharset(charset);
<a class="jxr_linenumber" name="146" href="#146">146</a> 					}
<a class="jxr_linenumber" name="147" href="#147">147</a> 				}
<a class="jxr_linenumber" name="148" href="#148">148</a> 
<a class="jxr_linenumber" name="149" href="#149">149</a> 				myEncodingStyle = EncodingStyle.getEncodingStyleForContentType(myContentType);
<a class="jxr_linenumber" name="150" href="#150">150</a> 				ourLog.trace(<span class="jxr_string">"Found content type {} with resolves to encoding style {}"</span>, myContentType, myEncodingStyle);
<a class="jxr_linenumber" name="151" href="#151">151</a> 
<a class="jxr_linenumber" name="152" href="#152">152</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"authorization"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="153" href="#153">153</a> 				<strong class="jxr_keyword">int</strong> spaceIndex = nextValue.indexOf(' ');
<a class="jxr_linenumber" name="154" href="#154">154</a> 				<strong class="jxr_keyword">if</strong> (spaceIndex == -1) {
<a class="jxr_linenumber" name="155" href="#155">155</a> 					<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Invalid authorization header. No authorization style detected"</span>);
<a class="jxr_linenumber" name="156" href="#156">156</a> 				}
<a class="jxr_linenumber" name="157" href="#157">157</a> 				String type = nextValue.substring(0, spaceIndex);
<a class="jxr_linenumber" name="158" href="#158">158</a> 				<strong class="jxr_keyword">if</strong> (<span class="jxr_string">"basic"</span>.equalsIgnoreCase(type)) {
<a class="jxr_linenumber" name="159" href="#159">159</a> 					String encodedCredentials = nextValue.substring(spaceIndex + 1);
<a class="jxr_linenumber" name="160" href="#160">160</a> 					byte[] decodedCredentials = Base64.decodeBase64(encodedCredentials);
<a class="jxr_linenumber" name="161" href="#161">161</a> 					String credentialsString = <strong class="jxr_keyword">new</strong> String(decodedCredentials, getDefaultCharset());
<a class="jxr_linenumber" name="162" href="#162">162</a> 					<strong class="jxr_keyword">int</strong> colonIndex = credentialsString.indexOf(':');
<a class="jxr_linenumber" name="163" href="#163">163</a> 					<strong class="jxr_keyword">if</strong> (colonIndex == -1) {
<a class="jxr_linenumber" name="164" href="#164">164</a> 						setUsername(credentialsString);
<a class="jxr_linenumber" name="165" href="#165">165</a> 					} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="166" href="#166">166</a> 						setUsername(credentialsString.substring(0, colonIndex));
<a class="jxr_linenumber" name="167" href="#167">167</a> 						setPassword(credentialsString.substring(colonIndex + 1));
<a class="jxr_linenumber" name="168" href="#168">168</a> 					}
<a class="jxr_linenumber" name="169" href="#169">169</a> 					
<a class="jxr_linenumber" name="170" href="#170">170</a> 					ourLog.trace(<span class="jxr_string">"Found authorization header with username: {}"</span>, getUsername());
<a class="jxr_linenumber" name="171" href="#171">171</a> 					
<a class="jxr_linenumber" name="172" href="#172">172</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="173" href="#173">173</a> 					addConformanceProblem(<span class="jxr_string">"Invalid authorization type. Only basic authorization is supported."</span>);
<a class="jxr_linenumber" name="174" href="#174">174</a> 				}
<a class="jxr_linenumber" name="175" href="#175">175</a> 				
<a class="jxr_linenumber" name="176" href="#176">176</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"content-encoding"</span>.equals(nextHeader)) {
<a class="jxr_linenumber" name="177" href="#177">177</a> 				<strong class="jxr_keyword">if</strong> (StringUtils.isNotBlank(nextValue)) {
<a class="jxr_linenumber" name="178" href="#178">178</a> 					<strong class="jxr_keyword">if</strong> (<span class="jxr_string">"gzip"</span>.equals(nextValue)) {
<a class="jxr_linenumber" name="179" href="#179">179</a> 						myGzipCoding = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="180" href="#180">180</a> 					} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="181" href="#181">181</a> 						<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Unknown Content-Encoding: "</span> + nextValue);
<a class="jxr_linenumber" name="182" href="#182">182</a> 					}
<a class="jxr_linenumber" name="183" href="#183">183</a> 				}
<a class="jxr_linenumber" name="184" href="#184">184</a> 				ourLog.trace(<span class="jxr_string">"Found content coding: {}"</span>, nextValue);
<a class="jxr_linenumber" name="185" href="#185">185</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (HTTP_HEADER_HL7_SIGNATURE_LC.equals(nextHeader)) {
<a class="jxr_linenumber" name="186" href="#186">186</a> 				ourLog.trace(<span class="jxr_string">"Found signature: {}"</span>, nextValue);
<a class="jxr_linenumber" name="187" href="#187">187</a> 				mySignature = nextValue;
<a class="jxr_linenumber" name="188" href="#188">188</a> 			} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="189" href="#189">189</a> 				ourLog.trace(<span class="jxr_string">"Ignoring header {}={}"</span>, nextHeader, nextValue);
<a class="jxr_linenumber" name="190" href="#190">190</a> 			}
<a class="jxr_linenumber" name="191" href="#191">191</a> 
<a class="jxr_linenumber" name="192" href="#192">192</a> 		}
<a class="jxr_linenumber" name="193" href="#193">193</a> 
<a class="jxr_linenumber" name="194" href="#194">194</a> 		ourLog.trace(<span class="jxr_string">"Done processing headers"</span>);
<a class="jxr_linenumber" name="195" href="#195">195</a> 
<a class="jxr_linenumber" name="196" href="#196">196</a> 	}
<a class="jxr_linenumber" name="197" href="#197">197</a> 
<a class="jxr_linenumber" name="198" href="#198">198</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">	 * Protected because this doesn't make sense for a sender</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> 	<strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isConnectionCloseHeaderPresent() {
<a class="jxr_linenumber" name="202" href="#202">202</a> 		<strong class="jxr_keyword">return</strong> myConnectionCloseHeaderIsPresent;
<a class="jxr_linenumber" name="203" href="#203">203</a> 	}
<a class="jxr_linenumber" name="204" href="#204">204</a> 
<a class="jxr_linenumber" name="205" href="#205">205</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment">	 * Returns the {@link EncodingStyle} associated with the incoming message,</em>
<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment">	 * or &lt;code&gt;null&lt;/code&gt;. This will be set automatically based on the value</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">	 * of the &lt;code&gt;Content-Type&lt;/code&gt; header, and will be set to</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">	 * &lt;code&gt;null&lt;/code&gt; if the content type is not provided, or if the content</em>
<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">	 * type does not correspond to an HL7 type.</em>
<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment">	 * @see {@link EncodingStyle} for a list of appropriate content types</em>
<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="214" href="#214">214</a> 	<strong class="jxr_keyword">public</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/EncodingStyle.html">EncodingStyle</a> getEncodingStyle() {
<a class="jxr_linenumber" name="215" href="#215">215</a> 		<strong class="jxr_keyword">return</strong> myEncodingStyle;
<a class="jxr_linenumber" name="216" href="#216">216</a> 	}
<a class="jxr_linenumber" name="217" href="#217">217</a> 
<a class="jxr_linenumber" name="218" href="#218">218</a> 	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> doReadContentsFromInputStreamAndDecode(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> DecodeException, AuthorizationFailureException, IOException, SignatureVerificationException {
<a class="jxr_linenumber" name="219" href="#219">219</a> 		decodeHeaders();
<a class="jxr_linenumber" name="220" href="#220">220</a> 		authorize();
<a class="jxr_linenumber" name="221" href="#221">221</a> 		<strong class="jxr_keyword">if</strong> (myTransferEncoding == TransferEncoding.CHUNKED) {
<a class="jxr_linenumber" name="222" href="#222">222</a> 			myBytes = readBytesChunked(theInputStream);
<a class="jxr_linenumber" name="223" href="#223">223</a> 		} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="224" href="#224">224</a> 			myBytes = readBytesNonChunked(theInputStream);
<a class="jxr_linenumber" name="225" href="#225">225</a> 		}
<a class="jxr_linenumber" name="226" href="#226">226</a> 
<a class="jxr_linenumber" name="227" href="#227">227</a> 		decodeBody();
<a class="jxr_linenumber" name="228" href="#228">228</a> 		
<a class="jxr_linenumber" name="229" href="#229">229</a> 		<strong class="jxr_keyword">if</strong> (getContentType() == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="230" href="#230">230</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Content-Type not specified"</span>);
<a class="jxr_linenumber" name="231" href="#231">231</a> 		}
<a class="jxr_linenumber" name="232" href="#232">232</a> 		<strong class="jxr_keyword">if</strong> (getEncodingStyle() == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="233" href="#233">233</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/NonHl7ResponseException.html">NonHl7ResponseException</a>(<span class="jxr_string">"Invalid Content-Type: "</span> + getContentType(), getContentType(), getMessage());
<a class="jxr_linenumber" name="234" href="#234">234</a> 		}
<a class="jxr_linenumber" name="235" href="#235">235</a> 		
<a class="jxr_linenumber" name="236" href="#236">236</a> 		verifySignature();
<a class="jxr_linenumber" name="237" href="#237">237</a> 	}
<a class="jxr_linenumber" name="238" href="#238">238</a> 
<a class="jxr_linenumber" name="239" href="#239">239</a> 	<strong class="jxr_keyword">private</strong> byte[] readBytesChunked(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> DecodeException, IOException {
<a class="jxr_linenumber" name="240" href="#240">240</a> 		ourLog.debug(<span class="jxr_string">"Decoding message bytes using CHUNKED encoding style"</span>);
<a class="jxr_linenumber" name="241" href="#241">241</a> 		byte[] byteBuffer = <strong class="jxr_keyword">new</strong> byte[IOUtils.DEFAULT_BUFFER_SIZE];
<a class="jxr_linenumber" name="242" href="#242">242</a> 		ByteArrayOutputStream bos = <strong class="jxr_keyword">new</strong> ByteArrayOutputStream(IOUtils.DEFAULT_BUFFER_SIZE);
<a class="jxr_linenumber" name="243" href="#243">243</a> 
<a class="jxr_linenumber" name="244" href="#244">244</a> 		<strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
<a class="jxr_linenumber" name="245" href="#245">245</a> 			String nextSize;
<a class="jxr_linenumber" name="246" href="#246">246</a> 			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="247" href="#247">247</a> 				nextSize = readLine(theInputStream);
<a class="jxr_linenumber" name="248" href="#248">248</a> 			} <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="249" href="#249">249</a> 				<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Failed to decode CHUNKED encoding"</span>, e);
<a class="jxr_linenumber" name="250" href="#250">250</a> 			}
<a class="jxr_linenumber" name="251" href="#251">251</a> 
<a class="jxr_linenumber" name="252" href="#252">252</a> 			ourLog.trace(<span class="jxr_string">"Going to interpret CHUNKED size value: {}"</span>, nextSize);
<a class="jxr_linenumber" name="253" href="#253">253</a> 			
<a class="jxr_linenumber" name="254" href="#254">254</a> 			<strong class="jxr_keyword">if</strong> (nextSize.length() == 0) {
<a class="jxr_linenumber" name="255" href="#255">255</a> 				<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="256" href="#256">256</a> 			}
<a class="jxr_linenumber" name="257" href="#257">257</a> 
<a class="jxr_linenumber" name="258" href="#258">258</a> 			<strong class="jxr_keyword">int</strong> nextSizeInt;
<a class="jxr_linenumber" name="259" href="#259">259</a> 			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="260" href="#260">260</a> 				nextSizeInt = Integer.parseInt(nextSize, 16);
<a class="jxr_linenumber" name="261" href="#261">261</a> 			} <strong class="jxr_keyword">catch</strong> (NumberFormatException e) {
<a class="jxr_linenumber" name="262" href="#262">262</a> 				<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Failed to decode CHUNKED encoding"</span>, e);
<a class="jxr_linenumber" name="263" href="#263">263</a> 			}
<a class="jxr_linenumber" name="264" href="#264">264</a> 
<a class="jxr_linenumber" name="265" href="#265">265</a> 			ourLog.debug(<span class="jxr_string">"Next CHUNKED size: {}"</span>, nextSizeInt);
<a class="jxr_linenumber" name="266" href="#266">266</a> 
<a class="jxr_linenumber" name="267" href="#267">267</a> 			<strong class="jxr_keyword">if</strong> (nextSizeInt &lt; 0) {
<a class="jxr_linenumber" name="268" href="#268">268</a> 				<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Received invalid octet count in chunked transfer encoding: "</span> + nextSize);
<a class="jxr_linenumber" name="269" href="#269">269</a> 			}
<a class="jxr_linenumber" name="270" href="#270">270</a> 
<a class="jxr_linenumber" name="271" href="#271">271</a> 			<strong class="jxr_keyword">boolean</strong> trailing = false;
<a class="jxr_linenumber" name="272" href="#272">272</a> 			<strong class="jxr_keyword">if</strong> (nextSizeInt &gt; 0) {
<a class="jxr_linenumber" name="273" href="#273">273</a> 				<strong class="jxr_keyword">int</strong> totalRead = 0;
<a class="jxr_linenumber" name="274" href="#274">274</a> 				myLastStartedReading = System.currentTimeMillis();
<a class="jxr_linenumber" name="275" href="#275">275</a> 				<strong class="jxr_keyword">do</strong> {
<a class="jxr_linenumber" name="276" href="#276">276</a> 					<strong class="jxr_keyword">int</strong> nextRead = Math.min(nextSizeInt, byteBuffer.length);
<a class="jxr_linenumber" name="277" href="#277">277</a> 					<strong class="jxr_keyword">int</strong> bytesRead = theInputStream.read(byteBuffer, 0, nextRead);
<a class="jxr_linenumber" name="278" href="#278">278</a> 					<strong class="jxr_keyword">if</strong> (bytesRead == -1) {
<a class="jxr_linenumber" name="279" href="#279">279</a> 						ourLog.debug(<span class="jxr_string">"Exception in readBytesChunked(InputStream): Reached EOF. Buffer has {} bytes"</span>, bos.size());
<a class="jxr_linenumber" name="280" href="#280">280</a> 						<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Reached EOF while reading in message chunk"</span>);
<a class="jxr_linenumber" name="281" href="#281">281</a> 					}
<a class="jxr_linenumber" name="282" href="#282">282</a> 					<strong class="jxr_keyword">if</strong> (bytesRead == 0 &amp;&amp; totalRead &lt; nextSizeInt) {
<a class="jxr_linenumber" name="283" href="#283">283</a> 						pauseDuringTimedOutRead();
<a class="jxr_linenumber" name="284" href="#284">284</a> 					}
<a class="jxr_linenumber" name="285" href="#285">285</a> 					totalRead += bytesRead;
<a class="jxr_linenumber" name="286" href="#286">286</a> 
<a class="jxr_linenumber" name="287" href="#287">287</a> 					<strong class="jxr_keyword">if</strong> (ourLog.isTraceEnabled()) {
<a class="jxr_linenumber" name="288" href="#288">288</a> 						ourLog.trace(<span class="jxr_string">"Read {} byte chunk: {}"</span>, bytesRead, <strong class="jxr_keyword">new</strong> String(byteBuffer, 0, bytesRead));
<a class="jxr_linenumber" name="289" href="#289">289</a> 					}<strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="290" href="#290">290</a> 						ourLog.debug(<span class="jxr_string">"Read {} byte chunk"</span>, bytesRead);
<a class="jxr_linenumber" name="291" href="#291">291</a> 					}
<a class="jxr_linenumber" name="292" href="#292">292</a> 					
<a class="jxr_linenumber" name="293" href="#293">293</a> 					bos.write(byteBuffer, 0, bytesRead);
<a class="jxr_linenumber" name="294" href="#294">294</a> 
<a class="jxr_linenumber" name="295" href="#295">295</a> 				} <strong class="jxr_keyword">while</strong> (totalRead &lt; nextSizeInt);
<a class="jxr_linenumber" name="296" href="#296">296</a> 			} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="297" href="#297">297</a> 				trailing = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="298" href="#298">298</a> 			}
<a class="jxr_linenumber" name="299" href="#299">299</a> 
<a class="jxr_linenumber" name="300" href="#300">300</a> 			<em class="jxr_comment">// Try to read a trailing CRLF</em>
<a class="jxr_linenumber" name="301" href="#301">301</a> 			<strong class="jxr_keyword">int</strong> nextChar;
<a class="jxr_linenumber" name="302" href="#302">302</a> 			<strong class="jxr_keyword">boolean</strong> had13 = false;
<a class="jxr_linenumber" name="303" href="#303">303</a> 			<strong class="jxr_keyword">boolean</strong> had10 = false;
<a class="jxr_linenumber" name="304" href="#304">304</a> 			<strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
<a class="jxr_linenumber" name="305" href="#305">305</a> 				<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="306" href="#306">306</a> 					nextChar = theInputStream.read();
<a class="jxr_linenumber" name="307" href="#307">307</a> 					<strong class="jxr_keyword">if</strong> (ourLog.isTraceEnabled()) {
<a class="jxr_linenumber" name="308" href="#308">308</a> 						ourLog.trace(<span class="jxr_string">"Read byte: "</span> + (<strong class="jxr_keyword">char</strong>)nextChar + <span class="jxr_string">" ("</span> + nextChar + <span class="jxr_string">")"</span>);
<a class="jxr_linenumber" name="309" href="#309">309</a> 					}
<a class="jxr_linenumber" name="310" href="#310">310</a> 				} <strong class="jxr_keyword">catch</strong> (SocketTimeoutException e) {
<a class="jxr_linenumber" name="311" href="#311">311</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="312" href="#312">312</a> 				}
<a class="jxr_linenumber" name="313" href="#313">313</a> 
<a class="jxr_linenumber" name="314" href="#314">314</a> 				<strong class="jxr_keyword">if</strong> (nextChar == -1) {
<a class="jxr_linenumber" name="315" href="#315">315</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="316" href="#316">316</a> 				} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (nextChar == 13) {
<a class="jxr_linenumber" name="317" href="#317">317</a> 					<strong class="jxr_keyword">if</strong> (had13) {
<a class="jxr_linenumber" name="318" href="#318">318</a> 						<em class="jxr_comment">/*<em class="jxr_comment"> </em></em>
<a class="jxr_linenumber" name="319" href="#319">319</a> <em class="jxr_comment">						 * This is an attempt to be tolerant of people using the wrong</em>
<a class="jxr_linenumber" name="320" href="#320">320</a> <em class="jxr_comment">						 * end of line sequence (it should be CRLF), as is the </em>
<a class="jxr_linenumber" name="321" href="#321">321</a> <em class="jxr_comment">						 * had10 below </em>
<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_comment">						 */</em>
<a class="jxr_linenumber" name="323" href="#323">323</a> 						trailing = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="324" href="#324">324</a> 					}
<a class="jxr_linenumber" name="325" href="#325">325</a> 					had13 = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="326" href="#326">326</a> 					<strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="327" href="#327">327</a> 				} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (nextChar == 10) {
<a class="jxr_linenumber" name="328" href="#328">328</a> 					<strong class="jxr_keyword">if</strong> (had10) {
<a class="jxr_linenumber" name="329" href="#329">329</a> 						trailing = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="330" href="#330">330</a> 					}
<a class="jxr_linenumber" name="331" href="#331">331</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="332" href="#332">332</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="333" href="#333">333</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="334" href="#334">334</a> 				}
<a class="jxr_linenumber" name="335" href="#335">335</a> 			}
<a class="jxr_linenumber" name="336" href="#336">336</a> 			
<a class="jxr_linenumber" name="337" href="#337">337</a> 			<strong class="jxr_keyword">if</strong> (trailing) {
<a class="jxr_linenumber" name="338" href="#338">338</a> 				<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="339" href="#339">339</a> 			}
<a class="jxr_linenumber" name="340" href="#340">340</a> 
<a class="jxr_linenumber" name="341" href="#341">341</a> 		} <em class="jxr_comment">// while</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> 
<a class="jxr_linenumber" name="343" href="#343">343</a> 		<strong class="jxr_keyword">return</strong> bos.toByteArray();
<a class="jxr_linenumber" name="344" href="#344">344</a> 	}
<a class="jxr_linenumber" name="345" href="#345">345</a> 
<a class="jxr_linenumber" name="346" href="#346">346</a> 	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> verifySignature() <strong class="jxr_keyword">throws</strong> SignatureVerificationException, DecodeException {
<a class="jxr_linenumber" name="347" href="#347">347</a> 		<strong class="jxr_keyword">if</strong> (getSigner() != <strong class="jxr_keyword">null</strong> &amp;&amp; StringUtils.isBlank(mySignature)) {
<a class="jxr_linenumber" name="348" href="#348">348</a> 			String mode = (<strong class="jxr_keyword">this</strong> instanceof Hl7OverHttpRequestDecoder) ? <span class="jxr_string">"request"</span> : <span class="jxr_string">"response"</span>;
<a class="jxr_linenumber" name="349" href="#349">349</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/sign/SignatureVerificationException.html">SignatureVerificationException</a>(<span class="jxr_string">"No HL7 Signature found in "</span> + mode);
<a class="jxr_linenumber" name="350" href="#350">350</a> 		}
<a class="jxr_linenumber" name="351" href="#351">351</a> 		<strong class="jxr_keyword">if</strong> (getSigner() != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="352" href="#352">352</a> 			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="353" href="#353">353</a> 				getSigner().verify(myBytes, mySignature);
<a class="jxr_linenumber" name="354" href="#354">354</a> 			} <strong class="jxr_keyword">catch</strong> (SignatureFailureException e) {
<a class="jxr_linenumber" name="355" href="#355">355</a> 				<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Failed to verify signature due to an error (signature may possibly be valid, but verification failed)"</span>, e);
<a class="jxr_linenumber" name="356" href="#356">356</a> 			}
<a class="jxr_linenumber" name="357" href="#357">357</a> 		}
<a class="jxr_linenumber" name="358" href="#358">358</a> 	}
<a class="jxr_linenumber" name="359" href="#359">359</a> 
<a class="jxr_linenumber" name="360" href="#360">360</a> 	<strong class="jxr_keyword">public</strong> List&lt;String&gt; getConformanceProblems() {
<a class="jxr_linenumber" name="361" href="#361">361</a> 		<strong class="jxr_keyword">if</strong> (myConformanceProblems == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="362" href="#362">362</a> 			myConformanceProblems = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
<a class="jxr_linenumber" name="363" href="#363">363</a> 		}
<a class="jxr_linenumber" name="364" href="#364">364</a> 		<strong class="jxr_keyword">return</strong> myConformanceProblems;
<a class="jxr_linenumber" name="365" href="#365">365</a> 	}
<a class="jxr_linenumber" name="366" href="#366">366</a> 
<a class="jxr_linenumber" name="367" href="#367">367</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment">	 * @return Returns the content type associated with the message (e.g. application/hl7-v2)</em>
<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="370" href="#370">370</a> 	<strong class="jxr_keyword">public</strong> String getContentType() {
<a class="jxr_linenumber" name="371" href="#371">371</a> 		<strong class="jxr_keyword">return</strong> myContentType;
<a class="jxr_linenumber" name="372" href="#372">372</a> 	}
<a class="jxr_linenumber" name="373" href="#373">373</a> 
<a class="jxr_linenumber" name="374" href="#374">374</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_javadoccomment">	 * @return the responseName</em>
<a class="jxr_linenumber" name="376" href="#376">376</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="377" href="#377">377</a> 	<strong class="jxr_keyword">public</strong> String getResponseName() {
<a class="jxr_linenumber" name="378" href="#378">378</a> 		<strong class="jxr_keyword">return</strong> myResponseName;
<a class="jxr_linenumber" name="379" href="#379">379</a> 	}
<a class="jxr_linenumber" name="380" href="#380">380</a> 
<a class="jxr_linenumber" name="381" href="#381">381</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="382" href="#382">382</a> <em class="jxr_javadoccomment">	 * @return the responseStatus</em>
<a class="jxr_linenumber" name="383" href="#383">383</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="384" href="#384">384</a> 	<strong class="jxr_keyword">public</strong> Integer getResponseStatus() {
<a class="jxr_linenumber" name="385" href="#385">385</a> 		<strong class="jxr_keyword">return</strong> myResponseStatus;
<a class="jxr_linenumber" name="386" href="#386">386</a> 	}
<a class="jxr_linenumber" name="387" href="#387">387</a> 
<a class="jxr_linenumber" name="388" href="#388">388</a> 	<strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> String readActionLineAndDecode(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> IOException, NoMessageReceivedException, DecodeException;
<a class="jxr_linenumber" name="389" href="#389">389</a> 
<a class="jxr_linenumber" name="390" href="#390">390</a> 	<strong class="jxr_keyword">private</strong> byte[] readBytesNonChunked(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="391" href="#391">391</a> 		ourLog.debug(<span class="jxr_string">"Decoding message bytes using non-chunked encoding style"</span>);
<a class="jxr_linenumber" name="392" href="#392">392</a> 
<a class="jxr_linenumber" name="393" href="#393">393</a> 		<strong class="jxr_keyword">int</strong> length = myContentLength &gt; 0 ? myContentLength : IOUtils.DEFAULT_BUFFER_SIZE;
<a class="jxr_linenumber" name="394" href="#394">394</a> 		ByteArrayOutputStream bos = <strong class="jxr_keyword">new</strong> ByteArrayOutputStream(length);
<a class="jxr_linenumber" name="395" href="#395">395</a> 
<a class="jxr_linenumber" name="396" href="#396">396</a> 		byte[] buffer = <strong class="jxr_keyword">new</strong> byte[IOUtils.DEFAULT_BUFFER_SIZE];
<a class="jxr_linenumber" name="397" href="#397">397</a> 		myLastStartedReading = System.currentTimeMillis();
<a class="jxr_linenumber" name="398" href="#398">398</a> 		<strong class="jxr_keyword">while</strong> ((myContentLength &lt; 0 || bos.size() &lt; myContentLength)) {
<a class="jxr_linenumber" name="399" href="#399">399</a> 			<strong class="jxr_keyword">if</strong> (myContentLength &lt; 0) {
<a class="jxr_linenumber" name="400" href="#400">400</a> 				<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="401" href="#401">401</a> 					<strong class="jxr_keyword">if</strong> (theInputStream.available() &lt;= 0) {
<a class="jxr_linenumber" name="402" href="#402">402</a> 						ourLog.trace(<span class="jxr_string">"No more bytes available"</span>);
<a class="jxr_linenumber" name="403" href="#403">403</a> 						<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="404" href="#404">404</a> 					}
<a class="jxr_linenumber" name="405" href="#405">405</a> 				} <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="406" href="#406">406</a> 					ourLog.debug(<span class="jxr_string">"Received IOException while calling inputStream#available()"</span>, e);
<a class="jxr_linenumber" name="407" href="#407">407</a> 					<strong class="jxr_keyword">throw</strong> e;
<a class="jxr_linenumber" name="408" href="#408">408</a> 				}
<a class="jxr_linenumber" name="409" href="#409">409</a> 			}
<a class="jxr_linenumber" name="410" href="#410">410</a> 
<a class="jxr_linenumber" name="411" href="#411">411</a> 			<strong class="jxr_keyword">int</strong> max;
<a class="jxr_linenumber" name="412" href="#412">412</a> 			<strong class="jxr_keyword">if</strong> (myContentLength &gt; 0) {
<a class="jxr_linenumber" name="413" href="#413">413</a> 				max = myContentLength - bos.size();
<a class="jxr_linenumber" name="414" href="#414">414</a> 				max = Math.min(max, buffer.length);
<a class="jxr_linenumber" name="415" href="#415">415</a> 			} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="416" href="#416">416</a> 				max = buffer.length;
<a class="jxr_linenumber" name="417" href="#417">417</a> 			}
<a class="jxr_linenumber" name="418" href="#418">418</a> 			
<a class="jxr_linenumber" name="419" href="#419">419</a> 			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="420" href="#420">420</a> 				<strong class="jxr_keyword">int</strong> bytesRead = theInputStream.read(buffer, 0, max);
<a class="jxr_linenumber" name="421" href="#421">421</a> 				myLastStartedReading = System.currentTimeMillis();
<a class="jxr_linenumber" name="422" href="#422">422</a> 				<strong class="jxr_keyword">if</strong> (bytesRead == -1) {
<a class="jxr_linenumber" name="423" href="#423">423</a> 					ourLog.trace(<span class="jxr_string">"Read end of stream"</span>);
<a class="jxr_linenumber" name="424" href="#424">424</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="425" href="#425">425</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="426" href="#426">426</a> 					<strong class="jxr_keyword">if</strong> (ourLog.isTraceEnabled()) {
<a class="jxr_linenumber" name="427" href="#427">427</a> 						ourLog.trace(<span class="jxr_string">"Read {} bytes from stream:\n{}"</span>, bytesRead, ByteUtils.formatBytesForLogging(bytesRead, 0, buffer));
<a class="jxr_linenumber" name="428" href="#428">428</a> 					}
<a class="jxr_linenumber" name="429" href="#429">429</a> 				}
<a class="jxr_linenumber" name="430" href="#430">430</a> 				bos.write(buffer, 0, bytesRead);
<a class="jxr_linenumber" name="431" href="#431">431</a> 			} <strong class="jxr_keyword">catch</strong> (SocketTimeoutException e) {
<a class="jxr_linenumber" name="432" href="#432">432</a> 				<strong class="jxr_keyword">long</strong> elapsed = System.currentTimeMillis() - myLastStartedReading;
<a class="jxr_linenumber" name="433" href="#433">433</a> 				<strong class="jxr_keyword">if</strong> (elapsed &gt; myReadTimeout) {
<a class="jxr_linenumber" name="434" href="#434">434</a> 					<strong class="jxr_keyword">throw</strong> e;
<a class="jxr_linenumber" name="435" href="#435">435</a> 				} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="436" href="#436">436</a> 					ourLog.debug(<span class="jxr_string">"Trying to read for {} / {}ms, going to keep trying"</span>, elapsed, myReadTimeout);
<a class="jxr_linenumber" name="437" href="#437">437</a> 					<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="438" href="#438">438</a> 						Thread.sleep(100);
<a class="jxr_linenumber" name="439" href="#439">439</a> 					} <strong class="jxr_keyword">catch</strong> (InterruptedException e1) {
<a class="jxr_linenumber" name="440" href="#440">440</a> 						<em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="441" href="#441">441</a> 					}
<a class="jxr_linenumber" name="442" href="#442">442</a> 				}
<a class="jxr_linenumber" name="443" href="#443">443</a> 			} <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="444" href="#444">444</a> 				ourLog.debug(<span class="jxr_string">"Received IOException while calling inputStream#available()"</span>, e);
<a class="jxr_linenumber" name="445" href="#445">445</a> 				<strong class="jxr_keyword">throw</strong> e;
<a class="jxr_linenumber" name="446" href="#446">446</a> 			}
<a class="jxr_linenumber" name="447" href="#447">447</a> 		}
<a class="jxr_linenumber" name="448" href="#448">448</a> 
<a class="jxr_linenumber" name="449" href="#449">449</a> 		<strong class="jxr_keyword">return</strong> bos.toByteArray();
<a class="jxr_linenumber" name="450" href="#450">450</a> 	}
<a class="jxr_linenumber" name="451" href="#451">451</a> 
<a class="jxr_linenumber" name="452" href="#452">452</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="453" href="#453">453</a> <em class="jxr_javadoccomment">	 * Read in the contents of the raw message from the input stream and decode</em>
<a class="jxr_linenumber" name="454" href="#454">454</a> <em class="jxr_javadoccomment">	 * entire the message. This method assumes that the headers have been</em>
<a class="jxr_linenumber" name="455" href="#455">455</a> <em class="jxr_javadoccomment">	 * provided using {@link #setHeaders(LinkedHashMap)}</em>
<a class="jxr_linenumber" name="456" href="#456">456</a> <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="457" href="#457">457</a> <em class="jxr_javadoccomment">	 * @param theInputStream</em>
<a class="jxr_linenumber" name="458" href="#458">458</a> <em class="jxr_javadoccomment">	 *            The inputstream to read the raw message from</em>
<a class="jxr_linenumber" name="459" href="#459">459</a> <em class="jxr_javadoccomment">	 * @throws AuthorizationFailureException</em>
<a class="jxr_linenumber" name="460" href="#460">460</a> <em class="jxr_javadoccomment">	 *             If the authorization check fails. This will only be thrown if</em>
<a class="jxr_linenumber" name="461" href="#461">461</a> <em class="jxr_javadoccomment">	 *             this decoder is decoding a request message, and an</em>
<a class="jxr_linenumber" name="462" href="#462">462</a> <em class="jxr_javadoccomment">	 *             authorization callback has been provided, and the</em>
<a class="jxr_linenumber" name="463" href="#463">463</a> <em class="jxr_javadoccomment">	 *             authorization fails.</em>
<a class="jxr_linenumber" name="464" href="#464">464</a> <em class="jxr_javadoccomment">	 * @throws DecodeException</em>
<a class="jxr_linenumber" name="465" href="#465">465</a> <em class="jxr_javadoccomment">	 *             If the message can not be decoded for any reason</em>
<a class="jxr_linenumber" name="466" href="#466">466</a> <em class="jxr_javadoccomment">	 * @throws IOException</em>
<a class="jxr_linenumber" name="467" href="#467">467</a> <em class="jxr_javadoccomment">	 *             If there is a failure while reading from the inputstream</em>
<a class="jxr_linenumber" name="468" href="#468">468</a> <em class="jxr_javadoccomment">	 * @throws SignatureVerificationException</em>
<a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_javadoccomment">	 *             If the signature verification fails. This will only occur if</em>
<a class="jxr_linenumber" name="470" href="#470">470</a> <em class="jxr_javadoccomment">	 *             {@link #setSigner(ca.uhn.hl7v2.hoh.sign.ISigner) a signer}</em>
<a class="jxr_linenumber" name="471" href="#471">471</a> <em class="jxr_javadoccomment">	 *             has been provided.</em>
<a class="jxr_linenumber" name="472" href="#472">472</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="473" href="#473">473</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readContentsFromInputStreamAndDecode(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> AuthorizationFailureException, DecodeException, IOException, SignatureVerificationException {
<a class="jxr_linenumber" name="474" href="#474">474</a> 		verifyNotUsed();
<a class="jxr_linenumber" name="475" href="#475">475</a> 
<a class="jxr_linenumber" name="476" href="#476">476</a> 		doReadContentsFromInputStreamAndDecode(theInputStream);
<a class="jxr_linenumber" name="477" href="#477">477</a> 	}
<a class="jxr_linenumber" name="478" href="#478">478</a> 
<a class="jxr_linenumber" name="479" href="#479">479</a> 	<strong class="jxr_keyword">protected</strong> String readFirstLine(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> IOException, NoMessageReceivedException {
<a class="jxr_linenumber" name="480" href="#480">480</a> 		ourLog.trace(<span class="jxr_string">"Entering readFirstLine(InputStream) with IS: {}"</span>, theInputStream);
<a class="jxr_linenumber" name="481" href="#481">481</a> 		String retVal = readLine(theInputStream, <strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="482" href="#482">482</a> 		ourLog.trace(<span class="jxr_string">"Exiting readFirstLine(InputStream) with result: {}"</span>, retVal);
<a class="jxr_linenumber" name="483" href="#483">483</a> 		<strong class="jxr_keyword">return</strong> retVal;
<a class="jxr_linenumber" name="484" href="#484">484</a> 	}
<a class="jxr_linenumber" name="485" href="#485">485</a> 
<a class="jxr_linenumber" name="486" href="#486">486</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="487" href="#487">487</a> <em class="jxr_javadoccomment">	 * Note that if {@link #setPath(String)} is called, this method will assume</em>
<a class="jxr_linenumber" name="488" href="#488">488</a> <em class="jxr_javadoccomment">	 * that the first line of the HTTP request has already been read from the</em>
<a class="jxr_linenumber" name="489" href="#489">489</a> <em class="jxr_javadoccomment">	 * input stream. If {@link #setHeaders(java.util.LinkedHashMap)} has been</em>
<a class="jxr_linenumber" name="490" href="#490">490</a> <em class="jxr_javadoccomment">	 * called, this method will assume that the HTTP headers have already been</em>
<a class="jxr_linenumber" name="491" href="#491">491</a> <em class="jxr_javadoccomment">	 * read from the input stream as well as the double-LF (ASCII-10) that</em>
<a class="jxr_linenumber" name="492" href="#492">492</a> <em class="jxr_javadoccomment">	 * proceeds the headers.</em>
<a class="jxr_linenumber" name="493" href="#493">493</a> <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="494" href="#494">494</a> <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="495" href="#495">495</a> <em class="jxr_javadoccomment">	 * @param theInputStream</em>
<a class="jxr_linenumber" name="496" href="#496">496</a> <em class="jxr_javadoccomment">	 *            The inputstream to read the raw message from</em>
<a class="jxr_linenumber" name="497" href="#497">497</a> <em class="jxr_javadoccomment">	 * @throws AuthorizationFailureException</em>
<a class="jxr_linenumber" name="498" href="#498">498</a> <em class="jxr_javadoccomment">	 *             If the authorization check fails. This will only be thrown if</em>
<a class="jxr_linenumber" name="499" href="#499">499</a> <em class="jxr_javadoccomment">	 *             this decoder is decoding a request message, and an</em>
<a class="jxr_linenumber" name="500" href="#500">500</a> <em class="jxr_javadoccomment">	 *             authorization callback has been provided, and the</em>
<a class="jxr_linenumber" name="501" href="#501">501</a> <em class="jxr_javadoccomment">	 *             authorization fails.</em>
<a class="jxr_linenumber" name="502" href="#502">502</a> <em class="jxr_javadoccomment">	 * @throws DecodeException</em>
<a class="jxr_linenumber" name="503" href="#503">503</a> <em class="jxr_javadoccomment">	 *             If the message can not be decoded for any reason</em>
<a class="jxr_linenumber" name="504" href="#504">504</a> <em class="jxr_javadoccomment">	 * @throws IOException</em>
<a class="jxr_linenumber" name="505" href="#505">505</a> <em class="jxr_javadoccomment">	 *             If there is a failure while reading from the inputstream</em>
<a class="jxr_linenumber" name="506" href="#506">506</a> <em class="jxr_javadoccomment">	 * @throws SignatureVerificationException</em>
<a class="jxr_linenumber" name="507" href="#507">507</a> <em class="jxr_javadoccomment">	 *             If the signature verification fails. This will only occur if</em>
<a class="jxr_linenumber" name="508" href="#508">508</a> <em class="jxr_javadoccomment">	 *             {@link #setSigner(ca.uhn.hl7v2.hoh.sign.ISigner) a signer}</em>
<a class="jxr_linenumber" name="509" href="#509">509</a> <em class="jxr_javadoccomment">	 *             has been provided.</em>
<a class="jxr_linenumber" name="510" href="#510">510</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="511" href="#511">511</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readHeadersAndContentsFromInputStreamAndDecode(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> IOException, DecodeException, NoMessageReceivedException, SignatureVerificationException {
<a class="jxr_linenumber" name="512" href="#512">512</a> 		verifyNotUsed();
<a class="jxr_linenumber" name="513" href="#513">513</a> 
<a class="jxr_linenumber" name="514" href="#514">514</a> 		String actionLine = readActionLineAndDecode(theInputStream);
<a class="jxr_linenumber" name="515" href="#515">515</a> 
<a class="jxr_linenumber" name="516" href="#516">516</a> 		ourLog.debug(<span class="jxr_string">"Read action line: {}"</span>, actionLine);
<a class="jxr_linenumber" name="517" href="#517">517</a> 
<a class="jxr_linenumber" name="518" href="#518">518</a> 		<strong class="jxr_keyword">if</strong> (getHeaders() == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="519" href="#519">519</a> 			setHeaders(<strong class="jxr_keyword">new</strong> LinkedHashMap&lt;String, String&gt;());
<a class="jxr_linenumber" name="520" href="#520">520</a> 
<a class="jxr_linenumber" name="521" href="#521">521</a> 			<strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
<a class="jxr_linenumber" name="522" href="#522">522</a> 				String nextLine = readLine(theInputStream);
<a class="jxr_linenumber" name="523" href="#523">523</a> 				<strong class="jxr_keyword">if</strong> (nextLine.length() == 0) {
<a class="jxr_linenumber" name="524" href="#524">524</a> 					<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="525" href="#525">525</a> 				}
<a class="jxr_linenumber" name="526" href="#526">526</a> 
<a class="jxr_linenumber" name="527" href="#527">527</a> 				<strong class="jxr_keyword">int</strong> colonIndex = nextLine.indexOf(':');
<a class="jxr_linenumber" name="528" href="#528">528</a> 				<strong class="jxr_keyword">if</strong> (colonIndex == -1) {
<a class="jxr_linenumber" name="529" href="#529">529</a> 					<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/api/DecodeException.html">DecodeException</a>(<span class="jxr_string">"Invalid HTTP header line detected. Value is: "</span> + nextLine);
<a class="jxr_linenumber" name="530" href="#530">530</a> 				}
<a class="jxr_linenumber" name="531" href="#531">531</a> 
<a class="jxr_linenumber" name="532" href="#532">532</a> 				String key = nextLine.substring(0, colonIndex);
<a class="jxr_linenumber" name="533" href="#533">533</a> 				String value = nextLine.substring(colonIndex + 1).trim();
<a class="jxr_linenumber" name="534" href="#534">534</a> 				
<a class="jxr_linenumber" name="535" href="#535">535</a> 				ourLog.debug(<span class="jxr_string">"Read header {}={}"</span>, key,value);
<a class="jxr_linenumber" name="536" href="#536">536</a> 				
<a class="jxr_linenumber" name="537" href="#537">537</a> 				getHeaders().put(key, value);
<a class="jxr_linenumber" name="538" href="#538">538</a> 			}
<a class="jxr_linenumber" name="539" href="#539">539</a> 		}
<a class="jxr_linenumber" name="540" href="#540">540</a> 
<a class="jxr_linenumber" name="541" href="#541">541</a> 		doReadContentsFromInputStreamAndDecode(theInputStream);
<a class="jxr_linenumber" name="542" href="#542">542</a> 
<a class="jxr_linenumber" name="543" href="#543">543</a> 	}
<a class="jxr_linenumber" name="544" href="#544">544</a> 
<a class="jxr_linenumber" name="545" href="#545">545</a> 	<strong class="jxr_keyword">private</strong> String readLine(InputStream theInputStream) <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="546" href="#546">546</a> 		<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="547" href="#547">547</a> 			<strong class="jxr_keyword">return</strong> readLine(theInputStream, false);
<a class="jxr_linenumber" name="548" href="#548">548</a> 		} <strong class="jxr_keyword">catch</strong> (NoMessageReceivedException e) {
<a class="jxr_linenumber" name="549" href="#549">549</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Error(<span class="jxr_string">"Threw a NoMessageReceivedException. This should not happen."</span>, e);
<a class="jxr_linenumber" name="550" href="#550">550</a> 		}
<a class="jxr_linenumber" name="551" href="#551">551</a> 	}
<a class="jxr_linenumber" name="552" href="#552">552</a> 
<a class="jxr_linenumber" name="553" href="#553">553</a> 	<strong class="jxr_keyword">private</strong> String readLine(InputStream theInputStream, <strong class="jxr_keyword">boolean</strong> theFirstLine) <strong class="jxr_keyword">throws</strong> IOException, NoMessageReceivedException {
<a class="jxr_linenumber" name="554" href="#554">554</a> 		
<a class="jxr_linenumber" name="555" href="#555">555</a> 		myLastStartedReading = System.currentTimeMillis();
<a class="jxr_linenumber" name="556" href="#556">556</a> 
<a class="jxr_linenumber" name="557" href="#557">557</a> 		StringBuilder retVal = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="558" href="#558">558</a> 		<strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) {
<a class="jxr_linenumber" name="559" href="#559">559</a> 
<a class="jxr_linenumber" name="560" href="#560">560</a> 			<strong class="jxr_keyword">int</strong> b;
<a class="jxr_linenumber" name="561" href="#561">561</a> 			<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="562" href="#562">562</a> 				b = theInputStream.read();
<a class="jxr_linenumber" name="563" href="#563">563</a> 				<strong class="jxr_keyword">if</strong> (ourLog.isTraceEnabled()) {
<a class="jxr_linenumber" name="564" href="#564">564</a> 					ourLog.trace(<span class="jxr_string">"Read byte: "</span> + (<strong class="jxr_keyword">char</strong>)b + <span class="jxr_string">" ("</span> + b + <span class="jxr_string">")"</span>);
<a class="jxr_linenumber" name="565" href="#565">565</a> 				}
<a class="jxr_linenumber" name="566" href="#566">566</a> 			} <strong class="jxr_keyword">catch</strong> (SocketTimeoutException e) {
<a class="jxr_linenumber" name="567" href="#567">567</a> 				<strong class="jxr_keyword">if</strong> (retVal.length() == 0 &amp;&amp; theFirstLine) {
<a class="jxr_linenumber" name="568" href="#568">568</a> 					ourLog.trace(<span class="jxr_string">"No message received, aborting readLine(InputStream, boolean)"</span>);
<a class="jxr_linenumber" name="569" href="#569">569</a> 					<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../ca/uhn/hl7v2/hoh/encoder/NoMessageReceivedException.html">NoMessageReceivedException</a>();
<a class="jxr_linenumber" name="570" href="#570">570</a> 				}
<a class="jxr_linenumber" name="571" href="#571">571</a> 				ourLog.trace(<span class="jxr_string">"No message received in readLine(InputStream, boolean), going to wait and continue"</span>);
<a class="jxr_linenumber" name="572" href="#572">572</a> 				pauseDuringTimedOutRead();
<a class="jxr_linenumber" name="573" href="#573">573</a> 				<strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="574" href="#574">574</a> 			}
<a class="jxr_linenumber" name="575" href="#575">575</a> 
<a class="jxr_linenumber" name="576" href="#576">576</a> 			<strong class="jxr_keyword">if</strong> (b == 13) {
<a class="jxr_linenumber" name="577" href="#577">577</a> 				<strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="578" href="#578">578</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (b == 10) {
<a class="jxr_linenumber" name="579" href="#579">579</a> 				<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="580" href="#580">580</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (b == -1) {
<a class="jxr_linenumber" name="581" href="#581">581</a> 				ourLog.debug(<span class="jxr_string">"Current read line is: {}"</span>, retVal);
<a class="jxr_linenumber" name="582" href="#582">582</a> 				ourLog.info(<span class="jxr_string">"Read -1 from input stream, closing it"</span>);
<a class="jxr_linenumber" name="583" href="#583">583</a> 				theInputStream.close();
<a class="jxr_linenumber" name="584" href="#584">584</a> 				<strong class="jxr_keyword">if</strong> (retVal.length() == 0) {
<a class="jxr_linenumber" name="585" href="#585">585</a> 					<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> SocketException(<span class="jxr_string">"Received EOF from input stream"</span>);
<a class="jxr_linenumber" name="586" href="#586">586</a> 				}
<a class="jxr_linenumber" name="587" href="#587">587</a> 				<strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="588" href="#588">588</a> 			} <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (b &lt; ' ') {
<a class="jxr_linenumber" name="589" href="#589">589</a> 				<strong class="jxr_keyword">continue</strong>;
<a class="jxr_linenumber" name="590" href="#590">590</a> 			} <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="591" href="#591">591</a> 				retVal.append((<strong class="jxr_keyword">char</strong>) b);
<a class="jxr_linenumber" name="592" href="#592">592</a> 			}
<a class="jxr_linenumber" name="593" href="#593">593</a> 		}
<a class="jxr_linenumber" name="594" href="#594">594</a> 
<a class="jxr_linenumber" name="595" href="#595">595</a> 		ourLog.debug(<span class="jxr_string">"Current read line is: {}"</span>, retVal);
<a class="jxr_linenumber" name="596" href="#596">596</a> 
<a class="jxr_linenumber" name="597" href="#597">597</a> 		<strong class="jxr_keyword">return</strong> WHITESPACE_PATTERN.matcher(retVal.toString()).replaceAll(<span class="jxr_string">" "</span>).trim();
<a class="jxr_linenumber" name="598" href="#598">598</a> 	}
<a class="jxr_linenumber" name="599" href="#599">599</a> 
<a class="jxr_linenumber" name="600" href="#600">600</a> 	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> pauseDuringTimedOutRead() <strong class="jxr_keyword">throws</strong> SocketTimeoutException {
<a class="jxr_linenumber" name="601" href="#601">601</a> 		<strong class="jxr_keyword">long</strong> elapsed = System.currentTimeMillis() - myLastStartedReading;
<a class="jxr_linenumber" name="602" href="#602">602</a> 		<strong class="jxr_keyword">if</strong> (elapsed &gt; myReadTimeout) {
<a class="jxr_linenumber" name="603" href="#603">603</a> 			ourLog.trace(<span class="jxr_string">"Elapsed time of {} exceeds max {}, throwing SocketTimeoutException"</span>, elapsed, myReadTimeout);
<a class="jxr_linenumber" name="604" href="#604">604</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> SocketTimeoutException();
<a class="jxr_linenumber" name="605" href="#605">605</a> 		}
<a class="jxr_linenumber" name="606" href="#606">606</a> 		<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="607" href="#607">607</a> 			Thread.sleep(100);
<a class="jxr_linenumber" name="608" href="#608">608</a> 		} <strong class="jxr_keyword">catch</strong> (InterruptedException e1) {
<a class="jxr_linenumber" name="609" href="#609">609</a> 			<em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="610" href="#610">610</a> 		}
<a class="jxr_linenumber" name="611" href="#611">611</a> 	}
<a class="jxr_linenumber" name="612" href="#612">612</a> 
<a class="jxr_linenumber" name="613" href="#613">613</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="614" href="#614">614</a> <em class="jxr_javadoccomment">	 * Sets the number of milliseconds that the decoder will attempt to read</em>
<a class="jxr_linenumber" name="615" href="#615">615</a> <em class="jxr_javadoccomment">	 * from an InputStream before timing out and throwing an exception</em>
<a class="jxr_linenumber" name="616" href="#616">616</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="617" href="#617">617</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setReadTimeout(<strong class="jxr_keyword">long</strong> theReadTimeout) {
<a class="jxr_linenumber" name="618" href="#618">618</a> 		myReadTimeout = theReadTimeout;
<a class="jxr_linenumber" name="619" href="#619">619</a> 	}
<a class="jxr_linenumber" name="620" href="#620">620</a> 
<a class="jxr_linenumber" name="621" href="#621">621</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="622" href="#622">622</a> <em class="jxr_javadoccomment">	 * @param theResponseName</em>
<a class="jxr_linenumber" name="623" href="#623">623</a> <em class="jxr_javadoccomment">	 *            the responseName to set</em>
<a class="jxr_linenumber" name="624" href="#624">624</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="625" href="#625">625</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setResponseName(String theResponseName) {
<a class="jxr_linenumber" name="626" href="#626">626</a> 		myResponseName = theResponseName;
<a class="jxr_linenumber" name="627" href="#627">627</a> 	}
<a class="jxr_linenumber" name="628" href="#628">628</a> 
<a class="jxr_linenumber" name="629" href="#629">629</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="630" href="#630">630</a> <em class="jxr_javadoccomment">	 * @param theResponseStatus</em>
<a class="jxr_linenumber" name="631" href="#631">631</a> <em class="jxr_javadoccomment">	 *            the responseStatus to set</em>
<a class="jxr_linenumber" name="632" href="#632">632</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="633" href="#633">633</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setResponseStatus(Integer theResponseStatus) {
<a class="jxr_linenumber" name="634" href="#634">634</a> 		myResponseStatus = theResponseStatus;
<a class="jxr_linenumber" name="635" href="#635">635</a> 	}
<a class="jxr_linenumber" name="636" href="#636">636</a> 
<a class="jxr_linenumber" name="637" href="#637">637</a> }
</pre>
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